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[SCM] 异步通信软件模拟，基于RS-232的串口通信，RS-485的多机通信，I2C总线协议的软件实现，SPI总线在单片机系统中的实现 DL : 0: 2.1异步通信软件模拟2.2基于RS-232的串口通信2.3基于RS-485的多机通信2.4 I2C总线协议的软件实现2.5 SPI总线在单片机系统中的实现
Date : 2011-12-19 Size : 62.74kb User : minglinet
[SCM] 90s2313Mega8 USB接口转换 RS-232串行接口 DL : 0: 使用m8做的usb接口转换,这里提供串口的,还可以并口的.-Teenagers do use the USB interface conversion, the serial provided here, but also the parallel port.
Date : 2026-01-01 Size : 3.47mb User : 黄天明
[SCM] RS-232 DL : 0: 基于RS-232的串口通信，主要用于单片机等嵌入式设备。-based on the RS-232 serial communications, mainly for the MCU and other embedded devices.
Date : 2026-01-01 Size : 3kb User : shajia
[SCM] 89c2051RS232 DL : 0: Commulication Between 89C2051 and PC by RS232 用51的口线模拟串口通信-Commulication Between 89C2051 and PC by RS 232 with 51 of them simulated serial communication lines
Date : 2026-01-01 Size : 1kb User : m
[SCM] cnstl280 DL : 0: 介绍了一个以单片机DS80C320为控制器的点阵LED显示屏控制系统。该系统采用RS-232/RS-485通信标准，通过DS80C320的串行接口接收PC机的控制命令及显示数据，经处理后控制LED显示屏的扫描显示。该系统采用了一种新型的大容量闪速存储器29F040作为数据存储器。本文中给出了该控制系统的软硬件设计要点。-introduced a microcontroller DS80C320 controller for the lattice LED display control system. The system uses RS-232/RS-485 communications standards, DS80C320 through the serial interface of the PC to receive control commands and display the data, After treatment, control LED scanning revealed. The system uses a new type of large-capacity flash memory 29 F040 as a data memory. This paper has given the control system hardware and software design features.
Date : 2026-01-01 Size : 589kb User : 周卫成
[SCM] cnstl501 DL : 0: 介绍了一个以单片机DS80C320为控制器的点阵LED显示屏控制系统。该系统采用RS-232/RS-485通信标准，通过DS80C320的串行接口接收PC机的控制命令及显示数据，经处理后控制LED显示屏的扫描显示。该系统采用了一种新型的大容量闪速存储器29F040作为数据存储器。本文中给出了该控制系统的软硬件设计要点。-introduced a microcontroller DS80C320 controller for the lattice LED display control system. The system uses RS-232/RS-485 communications standards, DS80C320 through the serial interface of the PC to receive control commands and display the data, After treatment, control LED scanning revealed. The system uses a new type of large-capacity flash memory 29 F040 as a data memory. This paper has given the control system hardware and software design features.
Date : 2026-01-01 Size : 257kb User : 周卫成
[SCM] Matlab_pc_serial DL : 0: 结合单片机和M a t l a b 两者的优点，基于事件驱动的中断通信机制，提出一种Matlab 环境下PC 机与单片机实时串行通信及数据处理的方法；完成单片机数据采集系统与PC 机的RS-232/RS-485 串行通信及其通信数据的分析处理、文件存储、F I R 滤波及图形显示；简化系统开发流程，提高开发效率。该方法已成功应用于一个P I C 1 6 F 8 7 6 单片机应用系统实例之中-Combination of single-chip and M atlab strong points of both, based on event-driven interruption of communication mechanism, a Matlab environment PC and MCU in real-time serial communication and data processing methods complete single-chip data acquisition system with PC-RS-232/RS-485 serial communication and analysis of communication data processing, file storage, FIR filtering and graphical display simplify the system development flow, improve development efficiency. The method has been successfully applied to a PIC 1 6 F 8 7 6 examples of single-chip microcomputer application systems
Date : 2026-01-01 Size : 148kb User : pengrong
[SCM] COmm DL : 0: 单片机和PC机的串行通信一般采用RS-232、RS-422或B3-485总线标准接口，也有采用非标准的20nnJL电流环的。为保证通信的可靠，在选择接口时必须注意：(1)通信的速率；(2)通信距离：(3)抗干扰能力；(4)组网方式。本文主要介绍采用RS-232接口与单片机通信的方法-MCU and PC machines generally use serial communication RS-232, RS-422 or the B3-485 standard interface bus, also have the use of non-standard current loop 20nnJL. To ensure reliable communications, the choice of interface is important to note: (1) communication rate (2) Communication distance: (3) anti-jamming capability (4)组网方式. This paper mainly introduces the use of RS-232 communication interface with the single-chip approach
Date : 2026-01-01 Size : 42kb User : 蒋硼
[SCM] RS-232 DL : 0: 设计很好的一个单片机232处理程序，应用于单片机处理速度慢，上位机数据快的情况下-Well-designed a microcontroller 232 handler, used in single chip processing speed slow, fast PC data in case of
Date : 2026-01-01 Size : 1kb User : Aaron Liu
[SCM] RS-232 DL : 0: 利用c语言实现单片机中的RS-232接口电路的程序-Use c language Singlechip in the RS-232 interface circuit procedures
Date : 2026-01-01 Size : 17kb User : apple
[SCM] BIYEDEJI DL : 1: 本设计为基于MSP430单片机的两线制一体化智能温度变送器模块，它支持工业上常用的热电阻与热电偶传感器，同时它还能够通过简易的RS-232口进行参数设定。系统主要由电源模块、AD采样模块、MCU模块、通讯模块及就地指示模块等部分组成。软件上采用了限幅平均滤波、数字校准、迭代等方法，与硬件配合，获得了比较高的检测精度。该温度变送模块具有电路简单、精度高、超低功耗等特点，它可以很方便地安装到现场，实现对温度的实时检测，具有较好的实用价值。-The design is based on the integration of the MSP430 microprocessor intelligent temperature transmitter module. It support heat resistance and thermocouple sensors commonly used on the industrial. It’s parameters also can be set by a simple RS-232 Interface. System is mainly composed of power modules, AD sample module, MCU module, communications modules and scene instructions module. On the software used an average rate of filtering, digital calibration, iterative methods, and Cooperation whith hardware, access to the relatively high detection accuracy. The characteristics of temperature transmission modules is simple circuit, high precision, ultra-low-power, it can be easily installed to the scene and achieve real-time detection of temperature, has good practical value
Date : 2026-01-01 Size : 2.19mb User : 叶剧
[SCM] RS-232.RS-422.RS-485 DL : 0: RS-232、RS-422与RS-485串口标准简介 test-RS-232、RS-422 add RS-485 test
Date : 2026-01-01 Size : 10kb User : zhousx
[SCM] RS-232 DL : 0: PIC单片机RS-232通讯例程，介绍RS-232通讯初始化，校验，通讯协议等。-PIC microcontroller RS-232 communication routines, introduced RS-232 communication initialization, verification, communication protocols.
Date : 2026-01-01 Size : 4kb User : 申红欣
[SCM] RS-232-Serial-Communication-Program DL : 0: RS-232 串口通信程序设计，很好的入门程序-Serial Communication Program
Date : 2026-01-01 Size : 10kb User : chen
[SCM] RS-232 DL : 0: 基于RS-232的串口通信，包括51单片机C程序和VB程序-Based on the RS-232 serial communication, including 51 single C program and the VB program
Date : 2026-01-01 Size : 3kb User : yuedeming
[SCM] RS-232 DL : 0: RS-232 project using 2 ATMEGA16 everythings included in project (2 hex files, and 2 source files too...)
Date : 2026-01-01 Size : 13kb User : Al1
[SCM] Visual-Basic-and-RS-232-3 DL : 0: Visual Basic and RS-232基础知识3-Visual Basic and RS-232 Basics 3
Date : 2026-01-01 Size : 13.87mb User : 罗国华
[SCM] RS-232 DL : 0: 2.2基于RS-232的串口通信C代码及VB接收通信代码-2.2 receive communications code based on the RS-232 serial communication C code, and VB
Date : 2026-01-01 Size : 3kb User : jessy
[SCM] RS-232 DL : 0: 51的串口通信，RS-232,串口发送与接收，还可控制端口-Serial communication,RS-232
Date : 2026-01-01 Size : 26kb User : 梁志宏
[SCM] 温度定时巡检系统 DL : 0: 以AT89C51单片机系统为核心，能对多点的温度进行实时巡检。各检测单元（从机）能独立完成各自功能，同时能够根据主控机的指令对温度进行定时采集，测量结果不仅能在本地显示，而且可以利用单片机串行口，通过RS-232总线及通信协议将采集的数据传送到主控机，进行进一步的存档、处理。主控机负责控制指令的发送，控制各个从机进行温度采集，收集测量数据，并对测量结果（包括历史数据）进行整理、显示和存储。主控机与各从机之间能够相互联系、相互协调，从而达到系统整体统一、和谐的效果。(Taking AT89C51 single chip microcomputer system as the core, the real-time inspection of multi-point temperature can be carried out. The detection unit (slave) can independently function at the same time, according to the master machine instructions are collected on the temperature measurement results, not only in the local, but also can use the microcontroller serial port, through the RS-232 bus communication protocol and the data collected will be transmitted to the host computer, and further processing of the archive. The main control machine is responsible for the transmission of control commands, control the temperature acquisition of each slave, collect measurement data, and collate, display and store the measurement results (including historical data). The main controller and the slave machine can be connected and coordinated with each other, so as to achieve the overall unity and harmony of the system.)
Date : 2026-01-01 Size : 55kb User : noc555

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